The night before, rinse kidney beans and let soak overnight. When you are ready to cook your meal, the beans will be split and have increased in size.,Begin by melting margarine in a large pot. Saute onions, peppers and garlic until tender.,______,Cook over medium-high heat.,You will have to add water occasionally as the beans cook down.,Beans will cook for 1 1/2 to 2 hours or until they are tender and make their own gravy. Serve hot over a bed of rice with cornbread.